120543640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{430513}}^1$

素因数の和:430531

約数の個数: 32

約数和(自身を含む): 309970080

約数和(自身を除く): 189426440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 430513, 861026, 1722052, 2152565, 3013591, 3444104, 4305130, 6027182, 8610260, 12054364, 15067955, 17220520, 24108728, 30135910, 60271820, 120543640]

約数ペア:

[(1, 120543640), (2, 60271820), (4, 30135910), (5, 24108728), (7, 17220520), (8, 15067955), (10, 12054364), (14, 8610260), (20, 6027182), (28, 4305130), (35, 3444104), (40, 3013591), (56, 2152565), (70, 1722052), (140, 861026), (280, 430513)]